Home / 950,262.34-1,311,362.26-520,557.74

Finding the Fourth Proportional to 950,262.34, 1,311,362.26 and 520,557.74

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Solution

The fourth proportional to 950,262.34, 1,311,362.26 and 520,557.74 is: 718,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,262.34 : 1,311,362.26 = 520,557.74 : x
  2. Step 2: Convert to fraction form
    950,262.34/1,311,362.26 = 520,557.74/x
  3. Step 3: Cross multiply
    950,262.34x = 1,311,362.26 × 520,557.74
  4. Step 4: Simplify right side
    950,262.34x = 682,639,774,386.89
  5. Step 5: Solve for x
    x = 682,639,774,386.89/950,262.34
  6. Step 6: Final answer
    x = 718,369.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.